BMJ 2009; 339 doi: http://dx.doi.org/10.1136/bmj.b3977 (Published 29 September 2009) Cite this as: BMJ 2009;339:b3977
  1. H J Whitley, ST3,
  2. J E Sansom, consultant
  1. 1Department of dermatology, University Hospitals Bristol, Bristol BS2 8HW
  1. helen.whitley{at}uhbristol.nhs.uk

    A 53 year old woman presented with a three month history of changes in the lip. Only on direct questioning did she …

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